Natural gas separation device
US-12502628-B2 · Dec 23, 2025 · US
Cleaning-out devices
Cleaning-out devices · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D45/18 |
| Official title | Cleaning-out devices |
| Display label | Cleaning-out devices |
| Total patents | 64 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 13 |
| 2025 | 11 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Gas-liquid separator
US-2025360446-A1 · Nov 27, 2025 · US
Apparatus, system, and method for separation of water from air
US-2025288929-A1 · Sep 18, 2025 · US
Systems and methods for air and oil separation using an ejector
US-2025230771-A1 · Jul 17, 2025 · US
Method for removing entrained liquid droplets from a cryogenic gas
US-2025186916-A1 · Jun 12, 2025 · US
Static steam line drier (ssld) device
US-2025108321-A1 · Apr 3, 2025 · US
Multiuse home station
US-2025041779-A1 · Feb 6, 2025 · US
Gas-liquid separator
US-2025032964-A1 · Jan 30, 2025 · US
Air treatment unit
US-2024382056-A1 · Nov 21, 2024 · US
Hybrid construction of aircraft water collector
US-2024367800-A1 · Nov 7, 2024 · US
Detection device and detection method using cyclone type collector
US-12123819-B2 · Oct 22, 2024 · US
Multiuse home station
US-12090437-B2 · Sep 17, 2024 · US
Air / waste water separator
US-12090434-B2 · Sep 17, 2024 · US
Natural gas separation device
US-2024299871-A1 · Sep 12, 2024 · US
Chimney for impactor nozzles and integrated assembly
US-2024278161-A1 · Aug 22, 2024 · US
Particle Discharge Device, Filter Assembly, and Method
US-2024252965-A1 · Aug 1, 2024 · US
Chimney for impactor nozzles and integrated assembly
US-11969683-B2 · Apr 30, 2024 · US
Filter system and method
US-11938437-B2 · Mar 26, 2024 · US
Fuel cell system
US-2024079619-A1 · Mar 7, 2024 · US
Particle discharge device, filter assembly, and method
US-11918944-B2 · Mar 5, 2024 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D45/18?
- CPC B01D45/18 is the Cooperative Patent Classification code for “Cleaning-out devices.”
- How many patents are filed under CPC B01D45/18 (Cleaning-out devices)?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC B01D45/18 growing?
- Publication counts under this code: 13 in 2024 vs 11 in 2025 (latest complete years).